Microsoft announced today that Games for Windows – Live, the online multiplayer gaming service for Windows that connects Windows gamers to the Xbox LIVE community, is now completely free.

"Introducing Games for Windows – LIVE, the free gaming service built for Windows that makes great Windows games even better. With Games for Windows – LIVE, you get an online identity – called a gamertag – and a friends list that works across multiple games, the XBOX 360, and even the Zunemusic service. You can easily find and communicate with your friends online with text and voice chat. Earn achievements and Gamerscore that lets you track and compare your accomplishments. Play multiplayer games with your friends, or play against new opponents online using our exclusive TrueSkill™ matchmaking system – with other Windows® players or with or against XBOX 360 players. All of this is possible today –and at no charge."